10L 2s: Difference between revisions
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{{Infobox MOS}} | |||
{{MOS intro}} | |||
The only significant harmonic entropy minimum with this MOS pattern is [[Diaschismic_family|srutal/pajara]], which appears as a 12-note scale of srutal/pajara[12]. The name '''telluric''' has been proposed for this scale by [[User:Lériendil|Lériendil]], after the personal use of "tellurian" for the LLLsLLLLLLsL [[MODMOS]] of 10L 2s. | |||
== Modes == | |||
{{MOS modes}} | |||
== Intervals == | |||
{{MOS intervals}} | |||
== Scale tree == | |||
{{MOS tuning spectrum | |||
| 3/2 = ↕ [[Srutal]] / [[pajara]] | |||
}} | |||
[[Category:12-tone scales]] | |||
Latest revision as of 12:53, 14 May 2025
| ↖ 9L 1s | ↑ 10L 1s | 11L 1s ↗ |
| ← 9L 2s | 10L 2s | 11L 2s → |
| ↙ 9L 3s | ↓ 10L 3s | 11L 3s ↘ |
sLLLLLsLLLLL
10L 2s is a 2/1-equivalent (octave-equivalent) moment of symmetry scale containing 10 large steps and 2 small steps, with a period of 5 large steps and 1 small step that repeats every 600.0 ¢, or twice every octave. 10L 2s is a child scale of 2L 8s, expanding it by 2 tones. Generators that produce this scale range from 100 ¢ to 120 ¢, or from 480 ¢ to 500 ¢. Scales of the true MOS form, where every period is the same, are proper because there is only one small step per period. The only significant harmonic entropy minimum with this MOS pattern is srutal/pajara, which appears as a 12-note scale of srutal/pajara[12]. The name telluric has been proposed for this scale by Lériendil, after the personal use of "tellurian" for the LLLsLLLLLLsL MODMOS of 10L 2s.
Modes
| UDP | Cyclic order |
Step pattern |
|---|---|---|
| 10|0(2) | 1 | LLLLLsLLLLLs |
| 8|2(2) | 2 | LLLLsLLLLLsL |
| 6|4(2) | 3 | LLLsLLLLLsLL |
| 4|6(2) | 4 | LLsLLLLLsLLL |
| 2|8(2) | 5 | LsLLLLLsLLLL |
| 0|10(2) | 6 | sLLLLLsLLLLL |
Intervals
| Intervals | Steps subtended |
Range in cents | ||
|---|---|---|---|---|
| Generic | Specific | Abbrev. | ||
| 0-mosstep | Perfect 0-mosstep | P0ms | 0 | 0.0 ¢ |
| 1-mosstep | Diminished 1-mosstep | d1ms | s | 0.0 ¢ to 100.0 ¢ |
| Perfect 1-mosstep | P1ms | L | 100.0 ¢ to 120.0 ¢ | |
| 2-mosstep | Minor 2-mosstep | m2ms | L + s | 120.0 ¢ to 200.0 ¢ |
| Major 2-mosstep | M2ms | 2L | 200.0 ¢ to 240.0 ¢ | |
| 3-mosstep | Minor 3-mosstep | m3ms | 2L + s | 240.0 ¢ to 300.0 ¢ |
| Major 3-mosstep | M3ms | 3L | 300.0 ¢ to 360.0 ¢ | |
| 4-mosstep | Minor 4-mosstep | m4ms | 3L + s | 360.0 ¢ to 400.0 ¢ |
| Major 4-mosstep | M4ms | 4L | 400.0 ¢ to 480.0 ¢ | |
| 5-mosstep | Perfect 5-mosstep | P5ms | 4L + s | 480.0 ¢ to 500.0 ¢ |
| Augmented 5-mosstep | A5ms | 5L | 500.0 ¢ to 600.0 ¢ | |
| 6-mosstep | Perfect 6-mosstep | P6ms | 5L + s | 600.0 ¢ |
| 7-mosstep | Diminished 7-mosstep | d7ms | 5L + 2s | 600.0 ¢ to 700.0 ¢ |
| Perfect 7-mosstep | P7ms | 6L + s | 700.0 ¢ to 720.0 ¢ | |
| 8-mosstep | Minor 8-mosstep | m8ms | 6L + 2s | 720.0 ¢ to 800.0 ¢ |
| Major 8-mosstep | M8ms | 7L + s | 800.0 ¢ to 840.0 ¢ | |
| 9-mosstep | Minor 9-mosstep | m9ms | 7L + 2s | 840.0 ¢ to 900.0 ¢ |
| Major 9-mosstep | M9ms | 8L + s | 900.0 ¢ to 960.0 ¢ | |
| 10-mosstep | Minor 10-mosstep | m10ms | 8L + 2s | 960.0 ¢ to 1000.0 ¢ |
| Major 10-mosstep | M10ms | 9L + s | 1000.0 ¢ to 1080.0 ¢ | |
| 11-mosstep | Perfect 11-mosstep | P11ms | 9L + 2s | 1080.0 ¢ to 1100.0 ¢ |
| Augmented 11-mosstep | A11ms | 10L + s | 1100.0 ¢ to 1200.0 ¢ | |
| 12-mosstep | Perfect 12-mosstep | P12ms | 10L + 2s | 1200.0 ¢ |
Scale tree
| Generator(edo) | Cents | Step ratio | Comments(always proper) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Bright | Dark | L:s | Hardness | |||||||
| 1\12 | 100.000 | 500.000 | 1:1 | 1.000 | Equalized 10L 2s | |||||
| 6\70 | 102.857 | 497.143 | 6:5 | 1.200 | ||||||
| 5\58 | 103.448 | 496.552 | 5:4 | 1.250 | ||||||
| 9\104 | 103.846 | 496.154 | 9:7 | 1.286 | ||||||
| 4\46 | 104.348 | 495.652 | 4:3 | 1.333 | Supersoft 10L 2s | |||||
| 11\126 | 104.762 | 495.238 | 11:8 | 1.375 | ||||||
| 7\80 | 105.000 | 495.000 | 7:5 | 1.400 | ||||||
| 10\114 | 105.263 | 494.737 | 10:7 | 1.429 | ||||||
| 3\34 | 105.882 | 494.118 | 3:2 | 1.500 | Soft 10L 2s ↕ Srutal / pajara | |||||
| 11\124 | 106.452 | 493.548 | 11:7 | 1.571 | ||||||
| 8\90 | 106.667 | 493.333 | 8:5 | 1.600 | ||||||
| 13\146 | 106.849 | 493.151 | 13:8 | 1.625 | ||||||
| 5\56 | 107.143 | 492.857 | 5:3 | 1.667 | Semisoft 10L 2s | |||||
| 12\134 | 107.463 | 492.537 | 12:7 | 1.714 | ||||||
| 7\78 | 107.692 | 492.308 | 7:4 | 1.750 | ||||||
| 9\100 | 108.000 | 492.000 | 9:5 | 1.800 | ||||||
| 2\22 | 109.091 | 490.909 | 2:1 | 2.000 | Basic 10L 2s | |||||
| 9\98 | 110.204 | 489.796 | 9:4 | 2.250 | ||||||
| 7\76 | 110.526 | 489.474 | 7:3 | 2.333 | ||||||
| 12\130 | 110.769 | 489.231 | 12:5 | 2.400 | ||||||
| 5\54 | 111.111 | 488.889 | 5:2 | 2.500 | Semihard 10L 2s | |||||
| 13\140 | 111.429 | 488.571 | 13:5 | 2.600 | ||||||
| 8\86 | 111.628 | 488.372 | 8:3 | 2.667 | ||||||
| 11\118 | 111.864 | 488.136 | 11:4 | 2.750 | ||||||
| 3\32 | 112.500 | 487.500 | 3:1 | 3.000 | Hard 10L 2s | |||||
| 10\106 | 113.208 | 486.792 | 10:3 | 3.333 | ||||||
| 7\74 | 113.514 | 486.486 | 7:2 | 3.500 | ||||||
| 11\116 | 113.793 | 486.207 | 11:3 | 3.667 | ||||||
| 4\42 | 114.286 | 485.714 | 4:1 | 4.000 | Superhard 10L 2s | |||||
| 9\94 | 114.894 | 485.106 | 9:2 | 4.500 | ||||||
| 5\52 | 115.385 | 484.615 | 5:1 | 5.000 | ||||||
| 6\62 | 116.129 | 483.871 | 6:1 | 6.000 | ||||||
| 1\10 | 120.000 | 480.000 | 1:0 | → ∞ | Collapsed 10L 2s | |||||